Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 22 Sep 1997 13:38:24 -0600 (MDT)
From:      Nate Williams <nate@mt.sri.com>
To:        Nate Williams <nate@mt.sri.com>
Cc:        "Justin T. Gibbs" <gibbs@plutotech.com>, Terry Lambert <tlambert@primenet.com>, current@freebsd.org
Subject:   Re: cvs commit: src/sys/conf files src/sys/dev/vx if_vx.c if_vxreg.h src/sys/i386/apm apm.c src/sys/i386/conf GENERIC files.i386 
Message-ID:  <199709221938.NAA02352@rocky.mt.sri.com>
In-Reply-To: <199709221905.NAA02100@rocky.mt.sri.com>
References:  <199709220647.XAA16869@usr07.primenet.com> <199709221559.JAA17865@pluto.plutotech.com> <199709221905.NAA02100@rocky.mt.sri.com>

next in thread | previous in thread | raw e-mail | index | archive | help
> > Even so, it is probably better to store an absolute tick value regardless
> > so that you don't have to perform the subtraction.
> 
> A substraction is *dirt cheap* to do.  Finding the element on the list
> is much more expensive than the subtraction.

Ignore this, I was confused.  Of course this is a much better way of
doing things than having to subtract every callout during softclock.


Nate



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199709221938.NAA02352>